In September of 1961, Betty and Barney Hill were driving home late at night.Suddenly they saw a bright light in the sky.They watched it for a bit, then drove on.When they arrived home, they realized they had somehow "lost" two hours.Under hypnosis, the Hills reported that alien beings had taken them aboard a spacecraft and given them a physical exam before letting them go.Hundreds of other people have also claimed to have been abducted by aliens.Has...